Question

3. Cotton and sponge are
f
materials
Wood and coal are
materials​

Answer 1

Those materials which can be easily compressed cut, moulded or scratched are called soft material. For ex: Sponge, cotton, wool ,foam, rubber ,candle wax ,butter ,chalk, clay ,feathers, flour, skin etc.

Answer 2

Explanation:

corton and sponge are soft

Wood and coal are hard

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